25138428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2153}}^1$

素因数の和:2306

約数の個数: 48

約数和(自身を含む): 67549440

約数和(自身を除く): 42411012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 417, 556, 834, 973, 1668, 1946, 2153, 2919, 3892, 4306, 5838, 6459, 8612, 11676, 12918, 15071, 25836, 30142, 45213, 60284, 90426, 180852, 299267, 598534, 897801, 1197068, 1795602, 2094869, 3591204, 4189738, 6284607, 8379476, 12569214, 25138428]

約数ペア:

[(1, 25138428), (2, 12569214), (3, 8379476), (4, 6284607), (6, 4189738), (7, 3591204), (12, 2094869), (14, 1795602), (21, 1197068), (28, 897801), (42, 598534), (84, 299267), (139, 180852), (278, 90426), (417, 60284), (556, 45213), (834, 30142), (973, 25836), (1668, 15071), (1946, 12918), (2153, 11676), (2919, 8612), (3892, 6459), (4306, 5838)]